<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
   <style>
       div{
           border:15px solid transparent;
           width: 300px;
           padding: 10px 20px;
       }

       #round{
            -moz-box-image: url(i/border.png) 30 30 round; /* Old Firefox */
           -webkit-border-image:url(i/border.png) 30 30 round; /* Safari and Chrome */
            -o-border-image: url(i/border.png) 30 30 round;
           border-image:url(i/border.png) 30 30 round;
       }

       #stretch{
           -moz-border-image: url(i/border.png) 30 30 stretch; /* Old Firefox */
           -webkit-border-image:url(i/border.png) 30 30 stretch; /* Safari and Chrome */
           -o-border-image: url(i/border.png) 30 30 stretch;
           border-image: url(i/border.png) 30 30 stretch;
       }
   </style>
</head>
<body>

<div id="round">在这里，图片铺满整个边框。</div>
<br/>
<div id="stretch">在这里，图片被拉伸以填充该区域。</div>

<p>这里我们使用的图片：</p>
<img src="i/border.png">

<p><b>注释：</b> Internet Explorer 不支持border-image属性。</p>
<p>border-image 属性规定了用作边框的图片。</p>

</body>
</html>